On Sat, Jul 09, 2016 at 08:21:43PM +0900, Namhyung Kim wrote:
> The recent kernel change dcb0b5575d24 ("tracing: Remove
> TRACE_EVENT_FL_USE_CALL_FILTER logic") changed the bit index so it makes
> checking TRACE_EVENT_FL_TRACEPOINT flag failed. It should be 0x20 for
> newer kernels. Without this patch, the crash tool refused to load
> trace.so extension due to invalid access to event names:
>
> crash> extend trace.so
> extend: /path/to/crash/extensions/trace.so: no commands registered: shared object unloaded
>
> Instead of using the hard-coded value, read the enum value from the
> kernel dynamically.
>
> Reported-by: Minchan Kim <minchan@xxxxxxxxxx>
> Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
> Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxx>
Tested-by: Minchan Kim <minchan@xxxxxxxxxx>
It works!
Thanks, Namhyung.
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